package com.end;

import java.util.Scanner;

/**
 * Created with IntelliJ IDEA.
 * Description:
 * User: Administrator
 * Date: 2023-03-17
 * Time: 23:13
 */
public class Test {
    public static void main(String[] args) {
        Scanner ner = new Scanner(System.in);
        while (ner.hasNextInt()) {
            int x = ner.nextInt();
            int y = ner.nextInt();
            Data data = new Data(x, y);
            System.out.println(data.getX() + data.getY());
        }
    }

}

class Data {

    private int x;
    private int y;

    public Data(int x, int y) {
        this.x = x;
        this.y = y;
    }

    public int getX() {
        return x;
    }

    public int getY() {
        return y;
    }
    //private int count;

/*    public static void main1(String[] args) {

        Test test=new Test(88);

        System.out.println(test.count);

    }

    Test(int a) {

        count=a;

    }*/
/*    static boolean Paddy;
    public static void main(String args[]){
        System.out.println(Paddy);
    }*/
/*    public int aMethod(){
        static int i = 0;
        i++;
        return i;
    }
    public static void main0(String args[]){
        Test test = new Test();
        test.aMethod();
        int j = test.aMethod();
        System.out.println(j);
    }*/
}
